P-5

Ancillary Services Prices, Day Ahead Market

01/21/2011

Time StampEastWest
10 Min Spinning Reserve ($/MWHr)10 Min Non-Synchronous Reserve ($/MWHr)30 Min Operating Reserve ($/MWHr)Regulation ($/MWHr)10 Min Spinning Reserve ($/MWHr)10 Min Non-Synchronous Reserve ($/MWHr)30 Min Operating Reserve ($/MWHr)Regulation ($/MWHr)
00:0010.24100.017.030.250.010.017.03
01:0010.24100.014.470.250.010.014.47
02:001.41.40.014.470.010.010.014.47
03:000.810.810.017.750.010.010.017.75
04:000.810.810.017.750.010.010.017.75
05:0010.24100.01100.250.010.0110
06:0010.24100.0132.840.250.010.0132.84
07:0016.99100.0126.5470.010.0126.54
08:0016.99100.0128.7270.010.0128.72
09:0016.99100.012070.010.0120
10:009.044.070.032050.030.0320
11:009.044.070.032050.030.0320
12:009.044.070.032050.030.0320
13:009.044.070.031850.030.0318
14:0054.070.03180.960.030.0318
15:009.044.070.032050.030.0320
16:0094.070.03244.960.030.0324
17:0016.97100.0332.9770.030.0332.97
18:0015.878.90.032070.030.0320
19:006.271.30.032050.030.0320
20:006.271.30.032050.030.0320
21:008.271.30.032070.030.0320
22:008.291.320.036.4470.030.036.44
23:003.182.940.015.940.250.010.015.94